Coupler for windshield wiper



FIG. 1 is an upper perspective view of a coupler for windshield wiper, having a right-hand configuration;

FIG. 2 is another upper perspective view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is an end view thereof;

FIG. 6 is an opposite end view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is an upper perspective view of a coupler for windshield wiper, having a left-hand configuration;

FIG. 10 is another upper perspective view thereof;

FIG. 11 is a right side view thereof;

FIG. 12 is a left side view thereof;

FIG. 13 is an end view thereof;

FIG. 14 is an opposite end view thereof;

FIG. 15 is a top plan view thereof; and,

FIG. 16 is a bottom plan view thereof.

The broken lines in the drawings show features that form no part of the claimed design. 

CLAIM The ornamental design for a coupler for windshield wiper, as shown and described. 